<template>
    <div class="icons">
        <swiper :options="swiperOption">
            <swiper-slide v-for="(page, index) of pages" :key="index">
                <div
                    class="icon"
                    v-for="item of page"
                    :key="item.id"
                >
                    <div class="icon-img">
                        <img class="icon-img-content" :src="item.imgUrl">
                    </div>
                    <p class="icon-desc">{{item.desc}}</p>
                </div>
            </swiper-slide>
        </swiper>
    </div>
</template>
<script>
export default {
  name: 'HomeIcons',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        auto: false
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>
<style lang="stylus" scoped>
    @import '~styles/varibles.styl';
    @import '~styles/mixins.styl';
    .icons >>> .swiper-container
        height 0
        padding-bottom 50%
    .icons
      margin-top .1rem
      .icon
          position relative
          overflow hidden
          float left
          width  25%
          height 0
          padding-bottom 25%
          .icon-img
              position absolute
              top 0
              left 0
              right 0
              bottom .44rem
              box-sizing border-box
              padding .1rem
              .icon-img-content
                  display block
                  margin 0 auto
                  height 100%
          .icon-desc
              position absolute
              left 0
              right 0
              bottom 0
              height .44rem
              line-height .44rem
              text-align center
              color $darkTextColor
              ellipsis()
</style>
